/*
 * TeleStax, Open Source Cloud Communications  Copyright 2012.
 * and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.mobicents.protocols.ss7.map.service.mobility.subscriberManagement;

import java.io.IOException;

import org.mobicents.protocols.asn.AsnException;
import org.mobicents.protocols.asn.AsnInputStream;
import org.mobicents.protocols.asn.AsnOutputStream;
import org.mobicents.protocols.asn.Tag;
import org.mobicents.protocols.ss7.map.api.MAPException;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentException;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentExceptionReason;
import org.mobicents.protocols.ss7.map.api.primitives.ISDNAddressString;
import org.mobicents.protocols.ss7.map.api.primitives.MAPExtensionContainer;
import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberManagement.DefaultCallHandling;
import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberManagement.OBcsmCamelTDPData;
import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberManagement.OBcsmTriggerDetectionPoint;
import org.mobicents.protocols.ss7.map.primitives.ISDNAddressStringImpl;
import org.mobicents.protocols.ss7.map.primitives.MAPExtensionContainerImpl;
import org.mobicents.protocols.ss7.map.primitives.SequenceBase;

/**
*
* @author  sergey vetyutnev
* 
*/
public class OBcsmCamelTDPDataImpl extends SequenceBase implements OBcsmCamelTDPData {

	public static final int _TAG_gsmSCF_Address = 0;
	public static final int _TAG_defaultCallHandling = 1;
	public static final int _TAG_extensionContainer = 2;

	private OBcsmTriggerDetectionPoint oBcsmTriggerDetectionPoint;
	private long serviceKey;
	private ISDNAddressString gsmSCFAddress;
	private DefaultCallHandling defaultCallHandling;
	private MAPExtensionContainer extensionContainer;

	public OBcsmCamelTDPDataImpl() {
		super("OBcsmCamelTDPData");
	}

	public OBcsmCamelTDPDataImpl(OBcsmTriggerDetectionPoint oBcsmTriggerDetectionPoint, long serviceKey, ISDNAddressString gsmSCFAddress,
			DefaultCallHandling defaultCallHandling, MAPExtensionContainer extensionContainer) {
		super("OBcsmCamelTDPData");

		this.oBcsmTriggerDetectionPoint = oBcsmTriggerDetectionPoint;
		this.serviceKey = serviceKey;
		this.gsmSCFAddress = gsmSCFAddress;
		this.defaultCallHandling = defaultCallHandling;
		this.extensionContainer = extensionContainer;
	}

	@Override
	public OBcsmTriggerDetectionPoint getOBcsmTriggerDetectionPoint() {
		return oBcsmTriggerDetectionPoint;
	}

	@Override
	public long getServiceKey() {
		return serviceKey;
	}

	@Override
	public ISDNAddressString getGsmSCFAddress() {
		return gsmSCFAddress;
	}

	@Override
	public DefaultCallHandling getDefaultCallHandling() {
		return defaultCallHandling;
	}

	@Override
	public MAPExtensionContainer getExtensionContainer() {
		return extensionContainer;
	}

	@Override
	protected void _decode(AsnInputStream asnIS, int length) throws MAPParsingComponentException, IOException, AsnException {

		this.oBcsmTriggerDetectionPoint = null;
		this.serviceKey = -1;
		this.gsmSCFAddress = null;
		this.defaultCallHandling = null;
		this.extensionContainer = null;

		AsnInputStream ais = asnIS.readSequenceStreamData(length);

		int num = 0;
		while (true) {
			if (ais.available() == 0)
				break;

			int tag = ais.readTag();

			switch (num) {
			case 0:
				// o-BcsmTriggerDetectionPoint
				if (tag != Tag.ENUMERATED || ais.getTagClass() != Tag.CLASS_UNIVERSAL || !ais.isTagPrimitive())
					throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": Parameter 0 bad tag, tag class or not primitive",
							MAPParsingComponentExceptionReason.MistypedParameter);
				int i1 = (int)ais.readInteger();
				this.oBcsmTriggerDetectionPoint = OBcsmTriggerDetectionPoint.getInstance(i1);
				break;

			case 1:
				// serviceKey
				if (tag != Tag.INTEGER || ais.getTagClass() != Tag.CLASS_UNIVERSAL || !ais.isTagPrimitive())
					throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": Parameter 1 bad tag, tag class or not primitive",
							MAPParsingComponentExceptionReason.MistypedParameter);
				this.serviceKey = (int)ais.readInteger();
				break;

			default:
				switch (ais.getTagClass()) {
				case Tag.CLASS_CONTEXT_SPECIFIC: {
					switch (tag) {
					case _TAG_gsmSCF_Address:
						if (!ais.isTagPrimitive())
							throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName
									+ ".gsmSCF_Address: Parameter is not primitive", MAPParsingComponentExceptionReason.MistypedParameter);
						this.gsmSCFAddress = new ISDNAddressStringImpl();
						((ISDNAddressStringImpl)this.gsmSCFAddress).decodeAll(ais);
						break;
					case _TAG_defaultCallHandling:
						if (!ais.isTagPrimitive())
							throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName
									+ ".defaultCallHandling: Parameter is not primitive", MAPParsingComponentExceptionReason.MistypedParameter);
						i1 = (int)ais.readInteger();
						this.defaultCallHandling = DefaultCallHandling.getInstance(i1);
						break;
					case _TAG_extensionContainer:
						if (ais.isTagPrimitive())
								throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ".extensionContainer: Parameter extensionContainer is primitive",
										MAPParsingComponentExceptionReason.MistypedParameter);
						this.extensionContainer = new MAPExtensionContainerImpl();
						((MAPExtensionContainerImpl)this.extensionContainer).decodeAll(ais);
					break;
					default:
						ais.advanceElement();
						break;
					}
				}
					break;
				default:
					ais.advanceElement();
					break;
				}
			}

			num++;
		}

		if (this.oBcsmTriggerDetectionPoint == null) {
			throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": Parament oBcsmTriggerDetectionPoint is mandatory but does not found",
					MAPParsingComponentExceptionReason.MistypedParameter);
		}
		
		if (this.serviceKey == -1) {
			throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": Parament serviceKey is mandatory but does not found",
					MAPParsingComponentExceptionReason.MistypedParameter);
		}
	}

	@Override
	public void encodeData(AsnOutputStream asnOs) throws MAPException {
		try {
			if (this.oBcsmTriggerDetectionPoint == null)
				throw new MAPException("Error while encoding" + _PrimitiveName + ": oBcsmTriggerDetectionPoint must not be null");

			asnOs.writeInteger(Tag.CLASS_UNIVERSAL, Tag.ENUMERATED, this.oBcsmTriggerDetectionPoint.getCode());
			asnOs.writeInteger(this.serviceKey);

			if (this.gsmSCFAddress != null)
				((ISDNAddressStringImpl) this.gsmSCFAddress).encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, _TAG_gsmSCF_Address);

			if (this.defaultCallHandling != null)
				asnOs.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _TAG_defaultCallHandling, this.defaultCallHandling.getCode());

			if (this.extensionContainer != null)
				((MAPExtensionContainerImpl) this.extensionContainer).encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, _TAG_extensionContainer);

		} catch (IOException e) {
			throw new MAPException("IOException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		} catch (AsnException e) {
			throw new MAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		}
	}

	@Override
	public String toString() {
		StringBuilder sb = new StringBuilder();
		sb.append(this._PrimitiveName);
		sb.append(" [");

		if (this.oBcsmTriggerDetectionPoint != null) {
			sb.append("oBcsmTriggerDetectionPoint=");
			sb.append(this.oBcsmTriggerDetectionPoint.toString());
		}
		sb.append(", serviceKey=");
		sb.append(this.serviceKey);
		if (this.gsmSCFAddress != null) {
			sb.append(", gsmSCFAddress=");
			sb.append(this.gsmSCFAddress.toString());
		}
		if (this.defaultCallHandling != null) {
			sb.append(", defaultCallHandling=");
			sb.append(this.defaultCallHandling.toString());
		}
		if (this.extensionContainer != null) {
			sb.append(", extensionContainer=");
			sb.append(this.extensionContainer.toString());
		}

		sb.append("]");

		return sb.toString();
	}
}
